Solicitação de exame técnico
#4.1
03/01/1988
RPI 906
Application data
Number
PI8507307Type
Filing
Publication
The patent was granted on 09/24/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
I. J. (pessoa física)
US
J. N. (pessoa física)
US
L. R. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/01/1988
RPI 906
#1.3
12/01/1987
RPI 893
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08/15/1995
RPI 1289
#16.1
09/24/1991
RPI 1086
#15.11
07/02/1991
RPI 1074
#13.1
06/18/1991
RPI 1072
03/05/1991
RPI 1057
#9.1
01/08/1991
RPI 1049
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Same category
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